package edu.gyc.hiseckill.service;

import edu.gyc.hiseckill.model.Promo;
import com.baomidou.mybatisplus.extension.service.IService;

/**
 * <p>
 *  服务类
 * </p>
 *
 * @author ls
 * @since 2020-01-30
 */
public interface PromoService extends IService<Promo> {
    Promo getPromoByItemId(Integer id);
}
